Base | Representation |
---|---|
bin | 100110001111… |
… | …110000000101 |
3 | 200212101001221 |
4 | 212033300011 |
5 | 10031312424 |
6 | 554520341 |
7 | 151135201 |
oct | 46176005 |
9 | 20771057 |
10 | 10025989 |
11 | 5728746 |
12 | 34360b1 |
13 | 210064c |
14 | 148db01 |
15 | d309e4 |
hex | 98fc05 |
10025989 has 4 divisors (see below), whose sum is σ = 10349440. Its totient is φ = 9702540.
The previous prime is 10025933. The next prime is 10026011. The reversal of 10025989 is 98952001.
10025989 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 10025989 - 211 = 10023941 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10025789) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161679 + ... + 161740.
It is an arithmetic number, because the mean of its divisors is an integer number (2587360).
Almost surely, 210025989 is an apocalyptic number.
It is an amenable number.
10025989 is a deficient number, since it is larger than the sum of its proper divisors (323451).
10025989 is an equidigital number, since it uses as much as digits as its factorization.
10025989 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 323450.
The product of its (nonzero) digits is 6480, while the sum is 34.
The square root of 10025989 is about 3166.3842154735. The cubic root of 10025989 is about 215.6299462283.
The spelling of 10025989 in words is "ten million, twenty-five thousand, nine hundred eighty-nine".
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